三个红色和两个黑色
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最后那个说我不知道我戴什么颜色帽子.
: J& G( g" {* ^# i+ Y% j% |3 {1 ]TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。- the front #1 , #2 must not be black/black. Otherwise, #3 will know he is red. #1/#2 must be red/red or red/black or black/red.. J h5 F& C( I2 ]
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中间那个说我也不知道我戴什么颜色帽子.公仔箱論壇1 S9 Z" z# L# b- }, j7 w+ G$ J
- for #2, if he see #1 wearing black, he can be sure he is red. since #2 cannot be sure, then #1 must NOT be wearing black.
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但是第一个说我知道我戴什么颜色帽子. g& X( {* T: b! b3 y- L
- #1 must be wearing RED |